It is already expressed as a numeral 42 but if you mean its equivalent in Roman numerals then it is XLII
The Roman Numeral for 42 is XLII.
As in the question it is 42.
42 = XLII
XLII
XLII
XLII = 42
42 as a Roman numeral is XLII or XXXXII
42 in Roman numerals is XLII or XXXXII
42
It is: XLII = 42.
XLII
Assuming you mean XLII - then that is the roman numeral for 42.